v2.4.0.6

NET INCOME PER UNIT (Tables) | 3 Months Ended
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Mar. 31, 2012
NET INCOME PER UNIT [Abstract] |
Schedule of Net Income Per Unit [Text Block] | The following table details the calculation of earnings per unit:
| Three Months Ended March 31,
| 2012 |  | 2011
| (Thousands of Dollars, Except Unit and Per Unit Data)
Net income attributable to NuStar Energy L.P. | $ | 26,351 |  |  | $ | 28,502 |
Less general partner distribution (including IDR) | 11,598 |  |  | 10,160 |
Less limited partner distribution | 77,478 |  |  | 69,456 |
Distributions greater than earnings | $ | (62,725 | ) |  | $ | (51,114 | )
General partner earnings: |  |  |
Distributions | $ | 11,598 |  |  | $ | 10,160 |
Allocation of distributions greater than earnings (2%) | (1,255 | ) |  | (1,023 | )
Total | $ | 10,343 |  |  | $ | 9,137 |
Limited partner earnings: |  |  |
Distributions | $ | 77,478 |  |  | $ | 69,456 |
Allocation of distributions greater than earnings (98%) | (61,470 | ) |  | (50,091 | )
Total | $ | 16,008 |  |  | $ | 19,365 |
Weighted-average limited partner units outstanding | 70,756,078 |  |  | 64,610,549 |
Net income per unit applicable to limited partners | $ | 0.23 |  |  | $ | 0.30 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
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